CN107290398A - The robot that imflammable gas for underground pipe gallery is monitored - Google Patents
The robot that imflammable gas for underground pipe gallery is monitored Download PDFInfo
- Publication number
- CN107290398A CN107290398A CN201710507451.8A CN201710507451A CN107290398A CN 107290398 A CN107290398 A CN 107290398A CN 201710507451 A CN201710507451 A CN 201710507451A CN 107290398 A CN107290398 A CN 107290398A
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- imflammable gas
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- pipe gallery
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
- G01N27/16—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by burning or catalytic oxidation of surrounding material to be tested, e.g. of gas
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- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Life Sciences & Earth Sciences (AREA)
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Abstract
The present invention provides the robot that a kind of imflammable gas for underground pipe gallery is monitored, including：Walking mechanism, with plate supporting mechanism, at least one road wheel, the motor of at least one driving road wheel motion, the motor drive control device and operation device for driving the motor, the road wheel causes the walking mechanism to move by powered motion；The operation device is connected with motor drive controller, is operated with for user to control the motor operation；Imflammable gas monitoring platform on the plate supporting mechanism, for monitoring the gas in underground pipe gallery and recording and send Monitoring Data；Switch board on the plate supporting mechanism, is connected with the imflammable gas monitoring platform, for controlling the operation of the imflammable gas monitoring platform and storing Monitoring Data, and Monitoring Data is sent into networking monitoring center.Utilize the real-time monitoring of imflammable gas in the achievable underground pipe gallery of the present invention.
Description
Technical field
The present invention relates to the monitoring technical field of underground pipe gallery, it is used for underground pipe gallery in particular to one kind
Imflammable gas monitoring robot.
Background technology
With the fast development of urban network city planting ductwork system, road is anti-caused by pipeline dilatation, renewal, maintenance etc.
Excavation phenomenon is very common again, and the not only normal life to resident causes inconvenience, while also bringing environmental pollution, noise pollution
And the social cost of other side such as cross pipe-line infringement, urban traffic blocking, commercial interest loss is dramatically increased, into
For the bottleneck of the development of restriction urban infrastructure and enhancement of environment.In addition, each big city is because of new subway, original pipe network is caused to set
Applying the situation of destruction or pipeline reconstruction often has generation.Under this background, pipe gallery is set as effective city basis that solves
The new model for building contradiction is applied, progressively gets the nod and promotes.
Urban Underground pipeline integrates corridor and is also referred to as " common trench ", " Common Ducts ", is intensive in Urban Underground construction one
The tunnel space of change, by electric power, communication, the two or more municipal pipelines such as combustion gas, heat supply, plumbing concentrate the tunnel that is laid in
It is interior, and provided with special access hole, hoisting port and monitoring system, implement unified planning, design, construction and safeguard, with synthesis
The features such as property, long-term effect, maintainability, Seismic Resistance And Disaster Reduction, the feature of environmental protection, low cost.
City Buried Pipeline is the lifeline in city, pipeline integrate corridor be to ensure that city " lifeline " stable safety,
Reduce the important leverage of later maintenance expense.Pipe gallery is for the effect effect just just as " artery " to human body in city
" lifeline " in city." lifeline " is protected by pipe gallery, does not contact soil and groundwater, it is to avoid soil and underground
Corrosion of the water to pipeline, enhances its durability, while provided with tour, space for maintenance in pipe gallery, maintenance management personnel can
Be periodically into pipe gallery maked an inspection tour, checked, maintenance management, it is ensured that the stable safety of all kinds of pipelines.
But because inside piping lane, electric power, communication, combustion gas, heat supply etc. are related to heat energy and heat supply, the line pipe of heating at present
Line is more, and complete isolation and heat cut-off are not accomplished in isolation each other relatively, and due to extraneous pressure, shake
It is dynamic to wait influence, the phenomenon such as can also cause a cigarette caused by the factors such as unexpected leakage, aging on fire, easily cause it is serious after
Really.Existing monitoring means is relatively simple, for example the concentration monitor for imflammable gas, passes through the prison of distributed fixed point
Survey, concentration monitor is realized, can only be dangerous or dangerous for having occurred and that, and situation about spreading out is monitored,
It is difficult to the monitoring to source and before long range diffusion is not carried out, so as to be difficult to effectively and timely monitor source.Also,
Existing monitoring means is single, and fixed point is set, and the cost of maintenance is higher.
The content of the invention
It is a kind of for underground integrated pipe it is an object of the invention to propose according to the problem of foregoing proposition of the invention with deficiency
The robot of the imflammable gas monitoring of corridor, including：
Walking mechanism, the electricity moved with plate supporting mechanism, at least one road wheel, at least one driving road wheel
The motor drive control device and operation device of machine, the driving motor, the road wheel cause the walking by powered motion
Mechanism kinematic；The operation device is connected with motor drive controller, is operated with for user to control the motor operation；
Imflammable gas monitoring platform on the plate supporting mechanism, for monitoring in underground pipe gallery
Gas simultaneously records and sent Monitoring Data；
Switch board on the plate supporting mechanism, is connected with the imflammable gas monitoring platform, for controlling
Make the operation of the imflammable gas monitoring platform and store Monitoring Data, and Monitoring Data is sent in networking monitoring
The heart；
Wherein, the imflammable gas monitoring platform include a shell, one be installed on shell and from it is outside accessibly
The switch module of operation, the air pump for being installed on housing exterior or inside, and test chamber in shell, pretreatment electricity
Be provided with sensor array and Temperature Humidity Sensor in road, microprocessor, test chamber, the switch module, Temperature Humidity Sensor,
Pretreatment circuit is electrically connected with microprocessor；Be also equipped with an air inlet, gas outlet and gas washing mouthful on the shell, it is described go out
The mutual UNICOM in inside of gas port and test chamber, the air inlet is connected simultaneously by an admission line and a first switch with test chamber
And when first switch is opened with UNICOM in test chamber, the gas washing mouthful passes through an outlet pipe and a second switch and test chamber
Connect and UNICOM when second switch is opened and in test chamber；The first switch and second switch only have one in synchronization
It is individual to be opened by control；The air pump provides gas mobilization dynamic when air inlet, gas washing as gas circuit power source；The humiture is passed
Sensor is used to sense the environment temperature and humidity in test chamber；The sensor array is used to measure the air entered in test chamber
Caused change in electric, the sensor array includes one and is integrated with multiple platinum sensings for being used to monitor hydrocarbon class fuel gas
The substrate of device, the circuit of each platinum sensor is relatively independent and is connected with pretreatment circuit all the way, and the pretreatment circuit is used
Exported in the induced signal of platinum sensor is converted into data signal；The microprocessor is according to the sense after pretreatment circuit conversion
Induction signal obtains the concentration of hydrocarbon class fuel gas；
The switch board includes processor and is connected respectively to the controlling switch and display panel unit, GPS of processor
Locator, wireless transceiver, antenna, memory and cooling fan, in addition to one for switch board provide power supply supply power supply
Component, power supply module have it is multigroup rechargeable battery group and mu balanced circuit, mu balanced circuit is connected to processor, processor warp
The microprocessor for being connected to imflammable gas monitoring platform by data wire realizes data interaction；GPS locator is used to obtain geography
Positional information；Wireless transceiver is connected with antenna, for Monitoring Data to be sent into networking monitoring center；Cooling fan is used for root
Blowing radiating is actuated for according to the instruction of controlling switch and display panel unit；Memory is used for interim storage Monitoring Data.
Thus technical scheme can obtain, the robot monitored by the imflammable gas of the present invention, can be achieved
Monitoring to the imflammable gas everywhere in piping lane, and carry out the storage of data in real time and be sent in monitoring center's progress
Analysis is compared, while the analysis and early warning of the enterprising row data of robot can also be arranged on, the generation reduced risks is known in real time
The danger that may do not occur everywhere.
Can be more fully appreciated with from the following description with reference to accompanying drawing present invention teach that foregoing and other aspect, reality
Apply example and feature.The feature and/or beneficial effect of other additional aspects such as illustrative embodiments of the present invention will be below
Description in it is obvious, or by according to present invention teach that embodiment practice in learn.
Brief description of the drawings
Accompanying drawing is not intended to drawn to scale.In the accompanying drawings, each identical or approximately uniform group shown in each figure
It can be indicated by the same numeral into part.For clarity, in each figure, not each part is labeled.
Now, by example and the embodiments of various aspects of the invention will be described in reference to the drawings, wherein：
Fig. 1 is the schematic diagram of the robot of the imflammable gas monitoring for underground pipe gallery of the present invention.
Fig. 2 is showing for the imflammable gas monitoring platform of the robot of the imflammable gas monitoring for underground pipe gallery
It is intended to.
Fig. 3 is the schematic diagram of the switch board of the robot of the imflammable gas monitoring for underground pipe gallery.
Fig. 4 is gas flow and the control schematic diagram of test chamber.
Fig. 5 is the Sensor monitoring principle schematic in test chamber.
Embodiment
In order to know more about the technology contents of the present invention, especially exemplified by specific embodiment and institute's accompanying drawings are coordinated to be described as follows.
Each side with reference to the accompanying drawings to describe the present invention in the disclosure, shown in the drawings of the embodiment of many explanations.
It is not intended to cover all aspects of the invention for embodiment of the disclosure.It should be appreciated that a variety of designs presented hereinbefore and reality
Apply example, and those designs described in more detail below and embodiment can in many ways in any one come real
Apply, because design disclosed in this invention and embodiment are not limited to any embodiment.In addition, disclosed by the invention one
A little aspects can be used alone, or otherwise any appropriately combined be used with disclosed by the invention.
With reference to shown in Fig. 1-Fig. 5, according to disclosure of the invention, a kind of imflammable gas for underground pipe gallery is monitored
Robot, including：
Walking mechanism, with plate supporting mechanism 100, at least one road wheel 200, at least one driving road wheel motion
Motor, the motor drive control device and operation device of motor, the road wheel causes the walking by powered motion
Mechanism kinematic；The operation device is connected with motor drive controller, is operated with for user to control the motor operation；
Imflammable gas monitoring platform 300 on the plate supporting mechanism 100 of the walking mechanism, for monitoring
Gas and record and transmission Monitoring Data in underground pipe gallery；
Switch board 400 on the plate supporting mechanism 100 of the walking mechanism, is monitored with the imflammable gas
Platform is connected, and for controlling the operation of the imflammable gas monitoring platform and storing Monitoring Data, and Monitoring Data is sent out
It is sent to networking monitoring center.
The imflammable gas monitoring platform is installed on shell 1 including a shell 1, one and accessibly operated from outside
Switch module 2, be installed on air pump 3 and test chamber 4 in shell, the pretreatment circuit of housing exterior or inside
5th, sensor array 7, Temperature Humidity Sensor 8, the switch module 2, temperature and humidity sensing are provided with microprocessor 6, test chamber 4
Device 8, pretreatment circuit 5 are electrically connected with microprocessor 6.Air pump 13 is arranged on the inside of shell 1, convenient to carry.
With reference to shown in Fig. 1 and Fig. 4, be also equipped with an air inlet 12, gas washing mouthfuls 14 and gas outlet 16 on shell 1, it is described go out
Gas port 16 is connected with UNICOM in test chamber 4, the air inlet 12 by an admission line 12a and a first switch 12b with test chamber 4
Connect and when first switch 12b is opened with UNICOM in test chamber 4, the gas washing mouthful 14 passes through an outlet pipe 14a and 1 the
Two switch 14b are connected and UNICOM when second switch 14b is opened and in test chamber with test chamber 4.
In a preferred embodiment, the first switch 12b and second switch 14b are magnetic valve, each magnetic valve by
Switch module 2 is controlled to realize opening and closing, so as to realize air inlet and the switching of gas washing.
The air pump 3 provides gas mobilization dynamic when air inlet, gas washing as gas circuit power source.That is, in switch module 2
Control under, device enter：1) detection pattern, first switch 12b is opened, and second switch 14b is closed, and air pump 3 provides gas stream
Power causes air to enter from the air inlet 12, enters test chamber 4 by the admission line 12a, first switch 12b,
Behind the surface of sensor array 7, flowed out from gas outlet 16；2) gas washing pattern, first switch 12b is closed, second switch 14b
Open, air pump 3 provides gas mobilization dynamic and air or gas washing source of the gas are entered from the gas washing mouthful 14, by the air inlet
Pipeline 14a, second switch 14b enter test chamber 4, then behind the surface of sensor array 7, are flowed out from gas outlet 16.
Under gas washing pattern, for removing the gas inside test chamber 4 before detection or after detection, by sensor array 7
Quickly recover to original state.
First switch 12b and second switch 14b is opened in synchronization only one of which by control.
The Temperature Humidity Sensor 8 is used to sense the environment temperature and humidity inside test chamber 4.
In each embodiment of the present invention, sensor array 7 is used to measure the electricity caused by the air entered in test chamber
Signal intensity, as shown in figure 4, the sensor array 7, which includes one, is integrated with multiple platinum biographies for being used to monitor hydrocarbon class fuel gas
The substrate (not shown) of sensor (S1, S2, S3, S4...S8), the circuit of each platinum sensor (S1, S2, S3, S4...S8) is relative
Independently and it is connected with pretreatment circuit (A/D01, A/D02, A/D03, A/D04...A/D08) all the way, the pretreatment circuit
For the gas sensing signal of platinum sensor to be converted into data signal output.
In the present embodiment, the sensor array 7 includes 8 platinum sensors (S1, S2, S3, S4...S8), in 4 × 2
Form is arranged.
In some other embodiments, the quantity of platinum sensor can be selected according to the selectivity and sensitivity level of sensor
Select.
Per road, pretreatment circuit includes an A/D converter, for converting analog signals into data signal output, for example
Voltage signal is converted into digital output.
The microprocessor 6 obtains the concentration of hydrocarbon class fuel gas according to the induced signal after pretreatment circuit conversion.
As preferred embodiment, the circuit of each platinum sensor (S1, S2, S3, S4...S8) is relatively independent, and outside
It is connected in its corresponding pretreatment circuit, the analog signal of output is converted into the data signal that microprocessor 6 can be handled directly.
The platinum sensor used in the present embodiment is a kind of catalytic type sensitive sensor, when fuel gas enters sensor
When, cause oxidation reaction on platinum filament surface, its heat produced raises the temperature of platinum filament, and the resistivity of platinum filament just becomes
Change, so as to realize detection methane (CH4), ethane (C2H6), propane (C3H8), butane (C4H10), ethene (C2H4), propylene
(C3H6), the volatile combustible gas such as butylene (C4H8), acetylene (C2H2), propine (C3H4), butine (C4H6), its performance is steady
It is fixed reliable.
Such as Fig. 5, the circuit of each platinum sensor includes a platinum sensor, an adjustable resistance RcAnd a Constant Direct Current power supply
VDC, Constant Direct Current power supply VDCSuch as 5V or 3.3V, platinum sensor (S1, S2, S3, S4...S8), adjustable resistance RcAnd Constant Direct Current
Power supply VDCSeries loop is formed, the pretreatment circuit is external to the adjustable resistance RcTwo ends, for by adjustable resistance point
Press VoutIt is converted into data signal output.
Prescribed constant dc source can use rechargeable battery, such as lithium ion battery, lithium polymer battery, ni-mh electricity
Pond etc..
With reference to Fig. 2, switch board 400 includes processor and is connected respectively to the controlling switch and display panel list of processor
Member, GPS locator, wireless transceiver, antenna, memory and cooling fan, in addition to one for switch board provide power supply supply
Power supply module, power supply module have it is multigroup rechargeable battery group and mu balanced circuit, mu balanced circuit is connected to processor, place
The microprocessor that reason device is connected to imflammable gas monitoring platform via data wire realizes data interaction；GPS locator is used to obtain
Take geographical location information；Wireless transceiver is connected with antenna, for Monitoring Data to be sent into networking monitoring center；Radiation air
Machine, particularly preferred axial flow blower, for being actuated for blowing radiating according to the instruction of controlling switch and display panel unit；Storage
Device is used for interim storage Monitoring Data.
As optional embodiment, a display unit 20, such as light-emitting diode display or LCD are also equipped with the shell 1
Display, is connected with the microprocessor 6, for display platform working condition and result.
Preferably, motor is stepper motor, and is provided with wheel speed sensors on road wheel, is connected with microprocessor.
The microprocessor 6 can be realized based on single-chip microcomputer, FPGA or DSP.
Wireless transceiver in switch board includes the 4G wireless communications chips based on ieee standard.
Although the present invention is disclosed above with preferred embodiment, so it is not limited to the present invention.Skill belonging to of the invention
Has usually intellectual in art field, without departing from the spirit and scope of the present invention, when can be used for a variety of modifications and variations.Cause
This, the scope of protection of the present invention is defined by those of the claims.
Claims (10)
1. the robot that a kind of imflammable gas for underground pipe gallery is monitored, it is characterised in that including：
Walking mechanism, with plate supporting mechanism, at least one road wheel, the motor of at least one driving road wheel motion, drive
The motor drive control device and operation device of the motor are moved, the road wheel causes the walking mechanism to transport by powered motion
It is dynamic；The operation device is connected with motor drive controller, is operated with for user to control the motor operation；
Imflammable gas monitoring platform on the plate supporting mechanism, for monitoring the gas in underground pipe gallery
And record and send Monitoring Data；
Switch board on the plate supporting mechanism, is connected with the imflammable gas monitoring platform, for controlling
State the operation of imflammable gas monitoring platform and store Monitoring Data, and Monitoring Data is sent to networking monitoring center；
Wherein, the imflammable gas monitoring platform is installed on shell including a shell, one and accessibly operated from outside
Switch module, be installed on the air pump of housing exterior or inside, it is and test chamber in shell, pretreatment circuit, micro-
Sensor array and Temperature Humidity Sensor, the switch module, Temperature Humidity Sensor, pre- place are provided with processor, test chamber
Reason circuit is electrically connected with microprocessor；An air inlet, gas outlet and gas washing mouthful, the gas outlet are also equipped with the shell
With the mutual UNICOM in inside of test chamber, the air inlet be connected by an admission line and a first switch with test chamber and
With UNICOM in test chamber when first switch is opened, the gas washing mouthful is connected by an outlet pipe and a second switch with test chamber
And when second switch is opened with UNICOM in test chamber；The first switch and second switch are in synchronization only one of which quilt
Control is opened；The air pump provides gas mobilization dynamic when air inlet, gas washing as gas circuit power source；The Temperature Humidity Sensor
For sensing environment temperature and humidity in test chamber；The air that the sensor array is used to measure into test chamber is drawn
The change in electric risen, the sensor array includes one and is integrated with multiple platinum sensors for being used to monitor hydrocarbon class fuel gas
Substrate, the circuit of each platinum sensor is relatively independent and is connected with pretreatment circuit all the way, and the pretreatment circuit is used for will
The induced signal of platinum sensor is converted into data signal output；The microprocessor is believed according to the sensing after pretreatment circuit conversion
Number obtain the concentration of hydrocarbon class fuel gas；
The switch board includes processor and is connected respectively to the controlling switch and display panel unit, GPS location of processor
Device, wireless transceiver, antenna, memory and cooling fan, in addition to one for switch board provide power supply supply power supply module,
Power supply module have it is multigroup rechargeable battery group and mu balanced circuit, mu balanced circuit is connected to processor, and processor is via number
The microprocessor for being connected to imflammable gas monitoring platform according to line realizes data interaction；GPS locator is used to obtain geographical position
Information；Wireless transceiver is connected with antenna, for Monitoring Data to be sent into networking monitoring center；Cooling fan is used for according to control
The instruction of system switch and display panel unit is actuated for blowing radiating；Memory is used for interim storage Monitoring Data.
2. the robot that the imflammable gas according to claim 1 for underground pipe gallery is monitored, it is characterised in that
The circuit of each platinum sensor is relatively independent, and is external in its corresponding pretreatment circuit, by the analog signal of output
It is converted into the data signal that microprocessor can be handled directly.
3. the robot that the imflammable gas according to claim 1 for underground pipe gallery is monitored, it is characterised in that
In the sensor array, the circuit of each platinum sensor includes a platinum sensor, an adjustable resistance RcAnd one is constant straight
Flow power supply VDC, the platinum sensor, adjustable resistance RcAnd Constant Direct Current power supply VDCFormed outside series loop, the pretreatment circuit
It is connected to the adjustable resistance RcTwo ends, for by adjustable resistance partial pressure VoutIt is converted into data signal output.
4. the robot that the imflammable gas according to claim 1 for underground pipe gallery is monitored, it is characterised in that
The first switch and second switch are magnetic valve, and the magnetic valve is controlled to realize opening and closing by the switch module.
5. the robot that the imflammable gas according to claim 1 for underground pipe gallery is monitored, it is characterised in that
The imflammable gas monitoring platform also includes a display unit, is connected with the microprocessor.
6. the robot that the imflammable gas according to claim 6 for underground pipe gallery is monitored, it is characterised in that
The display unit is LED display unit.
7. the robot that the imflammable gas according to claim 1 for underground pipe gallery is monitored, it is characterised in that
The motor is stepper motor, and is provided with wheel speed sensors on road wheel, is connected with microprocessor.
8. the robot that the imflammable gas according to claim 1 for underground pipe gallery is monitored, it is characterised in that
The microprocessor is based on single-chip microcomputer, FPGA or DSP and realized.
9. the robot that the imflammable gas according to claim 1 for underground pipe gallery is monitored, it is characterised in that
Wireless transceiver includes the 4G wireless communications chips based on ieee standard.
10. the robot that the imflammable gas according to claim 1 for underground pipe gallery is monitored, its feature exists
In the cooling fan is axial flow blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710507451.8A CN107290398A (en) | 2017-06-28 | 2017-06-28 | The robot that imflammable gas for underground pipe gallery is monitored |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710507451.8A CN107290398A (en) | 2017-06-28 | 2017-06-28 | The robot that imflammable gas for underground pipe gallery is monitored |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107290398A true CN107290398A (en) | 2017-10-24 |
Family
ID=60098919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710507451.8A Withdrawn CN107290398A (en) | 2017-06-28 | 2017-06-28 | The robot that imflammable gas for underground pipe gallery is monitored |
Country Status (1)
| Country | Link |
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| CN (1) | CN107290398A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108279365A (en) * | 2018-04-18 | 2018-07-13 | 国网江苏省电力有限公司电力科学研究院 | Spatial electromagnetic wave monitoring positioning device, system and method in a kind of GIL piping lanes |
| CN116677873A (en) * | 2023-08-04 | 2023-09-01 | 福建心智信息科技股份有限公司 | Industrial environment detection device based on Internet of things |
-
2017
- 2017-06-28 CN CN201710507451.8A patent/CN107290398A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108279365A (en) * | 2018-04-18 | 2018-07-13 | 国网江苏省电力有限公司电力科学研究院 | Spatial electromagnetic wave monitoring positioning device, system and method in a kind of GIL piping lanes |
| CN108279365B (en) * | 2018-04-18 | 2024-05-07 | 国网江苏省电力有限公司电力科学研究院 | Electromagnetic wave monitoring and positioning device, system and method for space in GIL pipe gallery |
| CN116677873A (en) * | 2023-08-04 | 2023-09-01 | 福建心智信息科技股份有限公司 | Industrial environment detection device based on Internet of things |
| CN116677873B (en) * | 2023-08-04 | 2023-10-20 | 福建心智信息科技股份有限公司 | Industrial environment detection device based on Internet of things |
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Application publication date: 20171024 |
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